<!DOCTYPE html>
<html lang="en" xmlns:v-html="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="js/vue.js"></script>
</head>
<body>
<!--v-html指令：可以解析html文本-->

<div id="app">
    <div>{{msg}}</div>
    <div v-html="msg"></div>
</div>
<script>
    let vm = new Vue({
        el: "#app",
        data: {
           msg: "<h5>hello vue</h5>"
        }
    });
</script>
</body>
</html>